GB8500623D0 - Digital colour video signals - Google Patents
Digital colour video signalsInfo
- Publication number
- GB8500623D0 GB8500623D0 GB858500623A GB8500623A GB8500623D0 GB 8500623 D0 GB8500623 D0 GB 8500623D0 GB 858500623 A GB858500623 A GB 858500623A GB 8500623 A GB8500623 A GB 8500623A GB 8500623 D0 GB8500623 D0 GB 8500623D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- video signals
- colour video
- digital colour
- digital
- signals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/44—Colour synchronisation
- H04N9/45—Generation or recovery of colour sub-carriers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Color Television Systems (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843402796 DE3402796A1 (en) | 1984-01-27 | 1984-01-27 | METHOD FOR DIGITAL PROCESSING OF VIDEO SIGNALS |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8500623D0 true GB8500623D0 (en) | 1985-02-13 |
| GB2153622A GB2153622A (en) | 1985-08-21 |
| GB2153622B GB2153622B (en) | 1987-10-21 |
Family
ID=6226065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08500623A Expired GB2153622B (en) | 1984-01-27 | 1985-01-10 | Digital colour video signal |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4686568A (en) |
| DE (1) | DE3402796A1 (en) |
| GB (1) | GB2153622B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3942204C1 (en) * | 1989-12-21 | 1991-04-25 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De | |
| DE4037374A1 (en) * | 1990-11-23 | 1992-05-27 | Thomson Brandt Gmbh | Video recorder for letter box television signals - has additional information recorded along edge strips with luminance channel switching |
| US5339114A (en) * | 1992-07-29 | 1994-08-16 | Thomson Consumer Electronics, Inc. | Television receiver with luminance signal clamped offset and re-clamped prior to contrast control for preventing black level changes with contrast control changes when displaying luminance signals having elevated black level |
| US5621472A (en) * | 1994-04-01 | 1997-04-15 | Apple Computer, Inc. | System for inexpensive phase coherent subcarrier generation |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3504115A (en) * | 1965-03-25 | 1970-03-31 | Japan Broadcasting Corp | Fm television signal transmission system |
| US3601536A (en) * | 1969-01-15 | 1971-08-24 | Ibm | System and method for developing a composite video signal |
| US4454544A (en) * | 1980-01-15 | 1984-06-12 | Rca Corporation | TV Privacy system using gray sync |
| US4392159B1 (en) * | 1980-02-01 | 1997-12-09 | Ampex | Method and apparatus for video signal processing |
| JPS58188979A (en) * | 1982-04-27 | 1983-11-04 | Matsushita Electric Ind Co Ltd | Video signal analog/digital converter |
| DE3234641A1 (en) * | 1982-09-18 | 1984-03-22 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Digital colour television transmission system with composite encoding |
| US4517586A (en) * | 1982-11-23 | 1985-05-14 | Rca Corporation | Digital television receiver with analog-to-digital converter having time multiplexed gain |
| GB2132845A (en) * | 1982-12-10 | 1984-07-11 | Philips Electronic Associated | Television signal encoder |
| US4535357A (en) * | 1983-04-08 | 1985-08-13 | Tektronix, Inc. | Video signal processing circuit and method for blanking signal insertion with transient distortion suppression |
-
1984
- 1984-01-27 DE DE19843402796 patent/DE3402796A1/en active Granted
-
1985
- 1985-01-10 GB GB08500623A patent/GB2153622B/en not_active Expired
- 1985-01-17 US US06/692,307 patent/US4686568A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4686568A (en) | 1987-08-11 |
| GB2153622A (en) | 1985-08-21 |
| DE3402796A1 (en) | 1985-08-01 |
| DE3402796C2 (en) | 1990-11-22 |
| GB2153622B (en) | 1987-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930110 |